QID 770063

Date Published: 2021-07-14

QID 770063: Red Hat OpenShift Container Platform 4.7.13 Packages and Security Update (RHSA-2021:2122)

Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments.

Security Fix(es):
jenkins-2-plugins/config-file-provider: Does not configure its XML parser to prevent XML external entity (XXE) attacks. (CVE-2021-21642)
golang: data race in certain net/http servers including ReverseProxy can lead to DoS (CVE-2020-15586)
golang: ReadUvarint and ReadVarint can read an unlimited number of bytes from invalid inputs (CVE-2020-16845)
jenkins-2-plugins/config-file-provider: Does not correctly perform permission checks in several HTTP endpoints. (CVE-2021-21643)
jenkins-2-plugins/config-file-provider: does not require POST requests for an HTTP endpoint, resulting in a cross-site request forgery (CSRF) vulnerability. (CVE-2021-21644)
jenkins-2-plugins/config-file-provider: Does not perform permission checks in several HTTP endpoints. (CVE-2021-21645)

Affected Products:
Red Hat OpenShift Container Platform 4.7 for RHEL 8 x86_64
Red Hat OpenShift Container Platform 4.7 for RHEL 7 x86_64
Red Hat OpenShift Container Platform for Power 4.7 for RHEL 8 ppc64le
Red Hat OpenShift Container Platform for IBM Z and LinuxONE 4.7 for RHEL 8 s390x

A successful exploitation could allow an attacker to execute an arbitrary code on the system.

  • CVSS V3 rated as Critical - 8.1 severity.
  • CVSS V2 rated as Medium - 5.8 severity.
    • Solution

    Customers are advised to upgrade to the latest patch level. Please refer to Red Hat security advisory RHSA-2021:2122 to address this issue.

    Vendor References

    CVEs related to QID 770063

    CVE-2020-15586 | CVE-2020-16845 | CVE-2021-21642 | CVE-2021-21643 | CVE-2021-21644 | CVE-2021-21645 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:2122 Red Hat Enterprise Linux CoreOS URL Logo access.redhat.com/errata/RHSA-2021:2122?language=en
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